Finding the Fourth Proportional to 1,917,126.99, 2,873,503.85 and 1,197,799.47
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Solution
The fourth proportional to 1,917,126.99, 2,873,503.85 and 1,197,799.47 is: 1,795,333.02
Step by Step Solution
- Step 1: Write the proportion equation
1,917,126.99 : 2,873,503.85 = 1,197,799.47 : x - Step 2: Convert to fraction form
1,917,126.99/2,873,503.85 = 1,197,799.47/x - Step 3: Cross multiply
1,917,126.99x = 2,873,503.85 × 1,197,799.47 - Step 4: Simplify right side
1,917,126.99x = 3,441,881,382,583.96 - Step 5: Solve for x
x = 3,441,881,382,583.96/1,917,126.99 - Step 6: Final answer
x = 1,795,333.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.